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local t = require('test.testutil')
local n = require('test.functional.testnvim')()
local clear = n.clear
local exec_lua = n.exec_lua
local eq = t.eq
local pcall_err = t.pcall_err
local function system_sync(cmd, opts)
return exec_lua(function()
local obj = vim.system(cmd, opts)
if opts and opts.timeout then
-- Minor delay before calling wait() so the timeout uv timer can have a headstart over the
-- internal call to vim.wait() in wait().
vim.wait(10)
end
local res = obj:wait()
-- Check the process is no longer running
assert(not vim.api.nvim_get_proc(obj.pid), 'process still exists')
return res
end)
end
local function system_async(cmd, opts)
return exec_lua(function()
local done = false
local res --- @type vim.SystemCompleted?
local obj = vim.system(cmd, opts, function(obj)
done = true
res = obj
end)
local ok = vim.wait(10000, function()
return done
end)
assert(ok, 'process did not exit')
-- Check the process is no longer running
assert(not vim.api.nvim_get_proc(obj.pid), 'process still exists')
return res
end)
end
describe('vim.system', function()
before_each(function()
clear()
end)
for name, system in pairs { sync = system_sync, async = system_async } do
describe('(' .. name .. ')', function()
it('failure modes', function()
t.matches(
"ENOENT%: no such file .* %(cmd%): 'non%-existent%-cmd'",
t.pcall_err(system, { 'non-existent-cmd', 'arg1', 'arg2' }, { text = true })
)
t.matches(
"ENOENT%: no such file .* %(cwd%): 'non%-existent%-cwd'",
t.pcall_err(system, { 'echo', 'hello' }, { cwd = 'non-existent-cwd', text = true })
)
end)
it('can run simple commands', function()
eq('hello\n', system({ 'echo', 'hello' }, { text = true }).stdout)
end)
it('handle input', function()
eq('hellocat', system({ 'cat' }, { stdin = 'hellocat', text = true }).stdout)
end)
it('can set environment', function()
local function test_env(opt)
eq('TESTVAL', system({ n.testprg('printenv-test'), 'TEST' }, opt).stdout)
end
test_env({ env = { TEST = 'TESTVAL' }, text = true })
test_env({ clear_env = true, env = { TEST = 'TESTVAL' }, text = true })
end)
it('can set environment with clear_env = true and env = nil', function()
exec_lua(function()
vim.env.TEST = 'TESTVAL'
end)
-- Not passing env with clear_env should not clear the environment
eq(
'TESTVAL',
system({ n.testprg('printenv-test'), 'TEST' }, { clear_env = true, text = true }).stdout
)
-- Passing env = {} with clear_env should clear the environment
eq(
'',
system(
{ n.testprg('printenv-test'), 'TEST' },
{ env = {}, clear_env = true, text = true }
).stdout
)
end)
it('supports timeout', function()
eq({
code = 124,
signal = 15,
stdout = '',
stderr = '',
}, system({ 'sleep', '10' }, { timeout = 1000 }))
end)
end)
end
it('kill processes', function()
exec_lua(function()
local signal --- @type integer?
local cmd = vim.system({ 'cat', '-' }, { stdin = true }, function(r)
signal = r.signal
end) -- run forever
cmd:kill('sigint')
-- wait for the process not to exist
local done = vim.wait(2000, function()
return signal ~= nil
end)
assert(done, 'process did not exit')
-- Check the process is no longer running
local proc = vim.api.nvim_get_proc(cmd.pid)
assert(not proc, 'process still exists')
assert(signal == 2)
end)
end)
it('SystemObj:wait() does not process non-fast events #27292', function()
eq(
false,
exec_lua(function()
_G.processed = false
local cmd = vim.system({ 'sleep', '1' })
vim.schedule(function()
_G.processed = true
end)
cmd:wait()
return _G.processed
end)
)
eq(true, exec_lua([[return _G.processed]]))
end)
if t.is_os('win') then
it('can resolve windows command extensions', function()
t.write_file('test.bat', 'echo hello world')
system_sync({ 'chmod', '+x', 'test.bat' })
system_sync({ './test' })
end)
end
it('always captures all content of stdout/stderr #30846', function()
t.skip(n.fn.executable('git') == 0, 'missing "git" command')
t.skip(n.fn.isdirectory('.git') == 0, 'missing ".git" directory')
eq(
0,
exec_lua(function()
local done = 0
local fail = 0
for _ = 1, 200 do
vim.system(
{ 'git', 'show', ':0:test/functional/plugin/lsp_spec.lua' },
{ text = true },
function(o)
if o.code ~= 0 or #o.stdout == 0 then
fail = fail + 1
end
done = done + 1
end
)
end
local ok = vim.wait(10000, function()
return done == 200
end, 200)
return fail + (ok and 0 or 1)
end)
)
end)
end)
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